[INFO] cloning repository https://github.com/rnestler/clonable-vec-of-trait-objects-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rnestler/clonable-vec-of-trait-objects-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frnestler%2Fclonable-vec-of-trait-objects-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frnestler%2Fclonable-vec-of-trait-objects-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6a0e8b8273bc11e94f7dcf84a0a83d24eff74781 [INFO] testing rnestler/clonable-vec-of-trait-objects-rs against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frnestler%2Fclonable-vec-of-trait-objects-rs" "/workspace/builds/worker-39/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rnestler/clonable-vec-of-trait-objects-rs on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rnestler/clonable-vec-of-trait-objects-rs [INFO] finished tweaking git repo https://github.com/rnestler/clonable-vec-of-trait-objects-rs [INFO] tweaked toml for git repo https://github.com/rnestler/clonable-vec-of-trait-objects-rs written to /workspace/builds/worker-39/source/Cargo.toml [INFO] crate git repo https://github.com/rnestler/clonable-vec-of-trait-objects-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ddbafe7a831342351bcb93f16dc4445a8262a32db9b05f4f2b04844f7d14f88a [INFO] running `Command { std: "docker" "start" "-a" "ddbafe7a831342351bcb93f16dc4445a8262a32db9b05f4f2b04844f7d14f88a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ddbafe7a831342351bcb93f16dc4445a8262a32db9b05f4f2b04844f7d14f88a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddbafe7a831342351bcb93f16dc4445a8262a32db9b05f4f2b04844f7d14f88a", kill_on_drop: false }` [INFO] [stdout] ddbafe7a831342351bcb93f16dc4445a8262a32db9b05f4f2b04844f7d14f88a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c4419277ea97b7c586e7f99bcb1072aa84e21ea5143b2066e198943532d11c2 [INFO] running `Command { std: "docker" "start" "-a" "6c4419277ea97b7c586e7f99bcb1072aa84e21ea5143b2066e198943532d11c2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling clonable-vec-of-trait-objects v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | fn box_clone(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:8:32 [INFO] [stdout] | [INFO] [stdout] 8 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:14:32 [INFO] [stdout] | [INFO] [stdout] 14 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:19:32 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:19:64 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | let vec: Vec> = vec![Box::new(A::new()), Box::new(B::new())]; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:33:22 [INFO] [stdout] | [INFO] [stdout] 33 | let vec: Vec> = vec![Box::new(A::new()), Box::new(B::new())]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.24s [INFO] running `Command { std: "docker" "inspect" "6c4419277ea97b7c586e7f99bcb1072aa84e21ea5143b2066e198943532d11c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c4419277ea97b7c586e7f99bcb1072aa84e21ea5143b2066e198943532d11c2", kill_on_drop: false }` [INFO] [stdout] 6c4419277ea97b7c586e7f99bcb1072aa84e21ea5143b2066e198943532d11c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de692af54c9e710d8ae521ec787a229e634fe9be0b278ffac20084a1cc7227de [INFO] running `Command { std: "docker" "start" "-a" "de692af54c9e710d8ae521ec787a229e634fe9be0b278ffac20084a1cc7227de", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | fn box_clone(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling clonable-vec-of-trait-objects v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:8:32 [INFO] [stdout] | [INFO] [stdout] 8 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:14:32 [INFO] [stdout] | [INFO] [stdout] 14 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:19:32 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:19:64 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | let vec: Vec> = vec![Box::new(A::new()), Box::new(B::new())]; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:33:22 [INFO] [stdout] | [INFO] [stdout] 33 | let vec: Vec> = vec![Box::new(A::new()), Box::new(B::new())]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | fn box_clone(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:8:32 [INFO] [stdout] | [INFO] [stdout] 8 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:14:32 [INFO] [stdout] | [INFO] [stdout] 14 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:19:32 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution_c.rs:19:64 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "de692af54c9e710d8ae521ec787a229e634fe9be0b278ffac20084a1cc7227de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de692af54c9e710d8ae521ec787a229e634fe9be0b278ffac20084a1cc7227de", kill_on_drop: false }` [INFO] [stdout] de692af54c9e710d8ae521ec787a229e634fe9be0b278ffac20084a1cc7227de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bd4837a3ade01b868faf4c3d3caee5f80573fc6216513864829b8f47467ddef8 [INFO] running `Command { std: "docker" "start" "-a" "bd4837a3ade01b868faf4c3d3caee5f80573fc6216513864829b8f47467ddef8", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/solution_c.rs:4:32 [INFO] [stderr] | [INFO] [stderr] 4 | fn box_clone(&self) -> Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/solution_c.rs:8:32 [INFO] [stderr] | [INFO] [stderr] 8 | fn box_clone(&self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/solution_c.rs:14:32 [INFO] [stderr] | [INFO] [stderr] 14 | fn box_clone(&self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/solution_c.rs:19:32 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn clone_vec(vec: &Vec>) -> Vec>{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/solution_c.rs:19:64 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn clone_vec(vec: &Vec>) -> Vec>{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `clonable-vec-of-trait-objects` (lib) generated 5 warnings [INFO] [stderr] warning: `clonable-vec-of-trait-objects` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:7:22 [INFO] [stderr] | [INFO] [stderr] 7 | let vec: Vec> = vec![Box::new(A::new()), Box::new(B::new())]; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trait` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:33:22 [INFO] [stderr] | [INFO] [stderr] 33 | let vec: Vec> = vec![Box::new(A::new()), Box::new(B::new())]; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `clonable-vec-of-trait-objects` (bin "clonable-vec-of-trait-objects" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/clonable_vec_of_trait_objects-e822deaef062947a) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/clonable_vec_of_trait_objects-86adf45c2be8fe9d) [INFO] [stderr] Doc-tests clonable-vec-of-trait-objects [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bd4837a3ade01b868faf4c3d3caee5f80573fc6216513864829b8f47467ddef8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd4837a3ade01b868faf4c3d3caee5f80573fc6216513864829b8f47467ddef8", kill_on_drop: false }` [INFO] [stdout] bd4837a3ade01b868faf4c3d3caee5f80573fc6216513864829b8f47467ddef8